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a fost răspuns

-7/18-(-5/12)-(-11/24)+(-13/26)

Răspuns :

Vilmaristul
-7/18+5/12+11/24-13/26
18=2*3²
12=2²*3
24=2³*3
26=2*13
cmmdc=2³*3²*13
(-7*2²*13+5*2*3*13+11*3*13-13*2²*3²)/2³*3²*13⇒
(-364+390+429-468)/936⇒-13/936⇒-1/72


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